president clinton said no, at the time. the last i heard in 2007 was that they're still looking into ways of using this fungus as an eradication method. it sounds kind of iffy, releasing a fungus into a rain forest. but yeah, i just think that's an interesting way of seeing how these privileges are afforded some powerful factors and not to others. i just want to throw that in. >> i would just add real quick, first on the fungus thing. one of the great experts in this town, jeremy who is sitting in the audience who has done research on this issue, perhaps we can talk later, jeremy, but on the question of u.s. embassy, the u.s. embassy's own website used to recommend to travelers landing to have coca tea. it's a no-brainer. la paz, how may people have been too low cost? it's about 13,000 feet high. and the airport, a plateau above the city is even higher. so your oxygen content at that altitude is about 40% of which would have at sea level. so you suffered terrible altitude sickness, had expected utility do anything for the f